Android Open Source - Android-Chat-App Main Activity

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From Project

Back to project page Android-Chat-App.

License

The source code is released under:

GNU General Public License

Java Source Code

package bb.apps.firstapp;
/*  w  w w. ja v a  2 s.  c  o  m*/
import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.app.Fragment;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.os.Handler;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.EditText;
import android.widget.ScrollView;
import android.widget.TextView;

import bb.chat.interfaces.IBasicChatPanel;

public class MainActivity extends Activity implements IBasicChatPanel {
    AndroidMessageHandler IMH = new AndroidMessageHandler();

    public final static Handler aH = new Handler();

    public final static String EXTRA_MESSAGE = "bb.apps.firstapp.MESSAGE";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        ConnectivityManager connMgr = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = connMgr.getActiveNetworkInfo();

        super.onCreate(savedInstanceState);

        IMH.setNetworkInfo(networkInfo);
        IMH.addBasicChatPanel(this);

        setContentView(R.layout.activity_main);

        if (savedInstanceState == null) {
            getFragmentManager().beginTransaction().add(R.id.container, new PlaceholderFragment()).commit();
        }

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main_activity_actions, menu);
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        if (id == R.id.action_settings) {
            return true;
        }
        switch (item.getItemId()) {
            case R.id.action_search:
                // openSearch();
                return true;

            case R.id.action_settings:
                // openSettings();
                return true;
        }

        return super.onOptionsItemSelected(item);
    }

    /**
     * A placeholder fragment containing a simple view.
     */
    public static class PlaceholderFragment extends Fragment {

        public PlaceholderFragment() {
        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
            View rootView = inflater.inflate(R.layout.fragment_main, container, false);
            super.onCreateView(inflater, container, savedInstanceState);
            return rootView;
        }
    }


    public void sendMessage(View view) {
        EditText editText = (EditText) findViewById(R.id.edit_message);
        String message = editText.getText().toString();
        IMH.Message(message);
        editText.setText("");

    }

    public void WipeLog() {
        aH.post(new Runnable() {
            @Override
            public void run() {
                TextView textViwe = (TextView) findViewById(R.id.textView);
                textViwe.setText("");
            }
        });
    }

    @Override
    public void print(String s) {
        aH.post(new printRun(s));
    }

    @Override
    public void println(String s) {
        aH.post(new printRun(s + "\n"));
    }

    private class printRun implements Runnable {

        private String s;

        public printRun(String str) {
            s = str;
        }

        public void run() {
            TextView textViwe = (TextView) findViewById(R.id.textView);
            if (textViwe != null) {
                textViwe.append(s);
            }
            ScrollView sc = (ScrollView) findViewById(R.id.textScrolleView);
            if (sc != null) {
                sc.smoothScrollTo(0, textViwe.getBottom());
            }
        }

    }


}

Java Source Code List

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